Indoor Advertising Screens LED Switching Power Supply 180W
- Min. Order:
- 1
- Min. Order:
- 1
- Delivery Time:
- 30 Days
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Contact Now| Place of Origin: | China |
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Indoor Advertising Screens LED Switching Power Supply 180W 4.5V 40A Output
Competitive Advantage:
* Ultra-thin 30mm
* High efficiency up to 85%
* Ultra-low start up temp.(- 30℃)
* synchonous rectification
* Small size,ultra-light and easy to install
* CE / ROHS / FCC approval
* Protections:Short circuit / Overload / Over voltage / Over temperature
Company Advantage:
* Professional R&D team
* High quality products
* Short lead time
* Standardized production process
Specifications:
|
Switching power supply |
NHI200-4.5-A |
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OUTPUT |
DC Voltage |
4.5V |
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Current Range |
0~40A |
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Rated Current |
40A |
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Rated Power |
180W |
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Ripple & Noise(max.) |
<250mVp-p |
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Voltage ADJ.Range |
4.05~4.95V |
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Voltage Tolerance |
+/- 2.0% |
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Line Regulation |
+/- 0.5% |
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Load Regulation |
+/- 1.0% |
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Setup,Rise Time |
1000ms,50ms/230VAC |
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Hold up time |
20ms/230VAC |
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INPUT |
Voltage Range |
200-240VAC |
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Frequency Range |
47-63Hz |
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Efficiency(Typ.) |
83-88% |
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AC Current |
2.5A/230VAC |
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Inrush Current(max.) |
55A/230VAC |
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Leakage Current |
< 3.5mA /240VAC |
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Protection |
Over Load |
105 ~ 150% rated output power |
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Protection type: Constant current limiting,recovers automatically after fault condition is removed |
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Over Voltage |
5.2 ~ 6.3V |
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Protection type: Shut down O/P voltage,re-power on to recover |
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Over Temperature |
100℃ +/- 5℃ |
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Protection type: Shut down O/P voltage,recovers automatically after temperature goes down |
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Environment |
Working Temp. |
-40 ~ +60℃ (Refer to output load derating curve) |
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Working Humidity |
20 ~ 90% RH, non-condensing |
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Storage Temp., Humidity |
-40 ~ +85℃, 10 ~ 95% RH |
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Temp.Coefficient |
+/-0.03%/℃ (0 ~ 50℃) |
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Vibration |
10 ~ 500Hz, 5G 10min./1 cycle,60min. Each along X, Y, Z axes |
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Safety |
Safety standards |
UL60950-1 approved |
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Withstand Voltage |
I/P-O/P:3KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC |
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Isolation Resistance |
I/P-O/P,I/P-FG,O/P-FG:100M Ohms/500VDC / 25℃ / 70% RH |
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Others |
MTBF |
271.9K hrs min. MIL-HDBK-217F(25℃) |
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Dimension |
190*85*30mm (L*W*H) |
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Packing |
0.8kg; 20pcs/16Kgs |
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Note |
1. All parameters NOT specially mentioned are measured at 230VAC input,rated load and 25℃ of ambient temperature. |
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2. Ripple & noise are measured at 20Mhz of bandwidth by using a 12” twisted pair-wire terminated with a 0.1uf & 47 uf parallel capacitor. |
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3. Tolerance: includes set up tolerance,line regulation and load regulation. |
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4. Please connect positive pole of input voltage with mark”L” of terminal block,connect negative pole of input voltage with mark”N” of terminal block,using DC voltage for input voltage |
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Features:
* 100% full load burn-in test
* Cooling by free air convection
* Withstand 300vac surge input for 5 second
* Built-in constant current limiting circuit
* Fixed switching frequency at 90KHz
* Low cost,high reliability
* 2 years warranty
* Protections:Short circuit / Overload / Over voltage / Over temperature
Applications:
* urban landscape lighting
* LED Lighting
* Military project
* Communication security equipment
* indoor and outdoor advertising screens
* New energy and other Various industries
